2163203223232 has 28 divisors (see below), whose sum is σ = 4316587460280. Its totient is φ = 1075559138816.

The previous prime is 2163203223221. The next prime is 2163203223253. The reversal of 2163203223232 is 2323223023612.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2163203223194 and 2163203223203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94402093 + ... + 94425004.

Almost surely, 2^{2163203223232} is an apocalyptic number.

It is an amenable number.

2163203223232 is a deficient number, since it is larger than the sum of its proper divisors (2153384237048).

2163203223232 is a wasteful number, since it uses less digits than its factorization.

2163203223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188827288 (or 188827278 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 2163203223232 its reverse (2323223023612), we get a palindrome (4486426246844).

The spelling of 2163203223232 in words is "two trillion, one hundred sixty-three billion, two hundred three million, two hundred twenty-three thousand, two hundred thirty-two".